Please click on download gapps from the main thread & my webpage has Google apps link ( Mind the gapps ) please download from there.is it possible to put gapps on lineage os 20 now? If not, will this be possible in the future?
Especially to flash gapps , please take your data backup and enable developer options and usb debugging.
Type adb reboot bootloader
Type fastboot -w
Type fastboot boot twrp-xyz.img
Enable adb sideload in twrp
Type adb sideload gapps.zip
Type adb reboot system
That's it.